CN220531665U - Solid phase extraction pipe fixing device - Google Patents
Solid phase extraction pipe fixing device Download PDFInfo
- Publication number
- CN220531665U CN220531665U CN202322045522.0U CN202322045522U CN220531665U CN 220531665 U CN220531665 U CN 220531665U CN 202322045522 U CN202322045522 U CN 202322045522U CN 220531665 U CN220531665 U CN 220531665U
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- arc
- circular
- clamping
- plate
- extraction tube
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- 238000002414 normal-phase solid-phase extraction Methods 0.000 title claims abstract description 16
- 238000000605 extraction Methods 0.000 claims abstract description 26
- 230000002457 bidirectional effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 238000010828 elution Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Abstract
The application provides a solid phase extraction pipe fixing device, include: the upper frame plate is provided with a plurality of circular through holes in an array manner, and an upper clamping assembly is arranged in each circular through hole and used for clamping the upper part of the extraction tube; the lower seat plate is positioned below the upper seat plate, a plurality of through holes which are correspondingly positioned below the circular through holes are arranged on the lower seat plate in an array manner, a supporting table with an arc-shaped top surface is erected on each through hole, and each supporting table is provided with a vertical through groove; the stand is arranged on two sides of the upper stand plate, the upper stand plate is connected to the stand through a rotating shaft, and the axis of the rotating shaft is coaxial with the circle center of the arc-shaped top surface of the supporting table. The scheme of this application can adapt to the extraction pipe of multiple size fixed, and only needs the direct insertion installation to accomplish fixedly after the size matches to can form effectual bottom and prop, and can adapt to the rotation of certain angle, in order to improve the effect when eluting, the practicality is strong.
Description
Technical Field
The utility model relates to extraction analysis technology, in particular to a solid phase extraction tube fixing device.
Background
When the solid phase extraction process is implemented, the extraction tube needs to be fixed so as to connect the pipelines or tube bodies at the top end and the bottom end, and then the operations such as elution and the like are convenient to carry out. In practical applications, in order to facilitate the fixation of the extraction tube, many prior art means have emerged, such as: clamping mechanisms are formed by clamping plates with a plurality of different apertures, so that on one hand, the pipe body is clamped, and on the other hand, different pipe body sizes are adapted by selecting clamping positions with different apertures; there are also adjustable assemblies like test tube clamps to accomplish the clamping to accommodate the adjustment of the fine-tuning size while floating; the two clamping means are easy to implement, but the bottom of the pipe body is not supported, the clamping device can be completely locked to ensure the stability of fixation when clamping, so that the pipe body is possibly damaged or clamped, and though the clamping parts are all provided with cushion layers, the clamping damage is avoided, the force application process of the corresponding clamping still needs careful wings, so that the operation time is prolonged; the support mode is adopted in the prior art to complete fixation, clamping is not needed, the fixation is realized by using the multi-layer frame body and the bottom support with matched apertures, clamping damage can be well avoided, the installation is convenient, the adaptability is not ideal, and the posture adjustment of the tube is still inconvenient when the tube is needed in the prior fixation mode, so that the improvement of elution efficiency is not facilitated.
Disclosure of Invention
In order to solve the defects of the related prior art, the utility model provides the solid phase extraction tube fixing device which can adapt to fixing of extraction tubes with various sizes, can finish fixing only by inserting and installing the extraction tubes after the sizes are matched, can form an effective bottom support, can adapt to rotation with a certain angle, and has strong practicability.
In order to achieve the object of the utility model, the following scheme is adopted:
a solid phase extraction tube holding apparatus comprising:
the upper frame plate is provided with a plurality of circular through holes in an array manner, and an upper clamping assembly is arranged in each circular through hole and used for clamping the upper part of the extraction tube;
the lower seat plate is positioned below the upper seat plate, a plurality of through holes which are correspondingly positioned below the circular through holes are arranged on the lower seat plate in an array manner, a supporting table with an arc-shaped top surface is erected on each through hole, and each supporting table is provided with a vertical through groove;
the stand is arranged on two sides of the upper stand plate, the upper stand plate is connected to the stand through a rotating shaft, and the axis of the rotating shaft is coaxial with the circle center of the arc-shaped top surface of the supporting table.
Further, go up and press from both sides the subassembly and including being located circular through-hole and a pair of arc splint of interval arrangement, go up have on the frame plate with circular through-hole intercommunication and be located the holding tank of circular through-hole both sides, arc splint both ends have the baffle, the baffle holding is in the holding tank, the baffle that a pair of arc splint is located the holding tank wherein one side is worn to locate on the screw thread of a bi-directional screw rod revolves to opposite the section, bi-directional screw rod runs through frame plate both sides face setting, the baffle that is located the holding tank of opposite side wears to locate on the guide arm. The arc-shaped clamping plate is hung with a plurality of elastic pieces, and the sections of the elastic pieces, which are positioned on the inner side of the arc-shaped clamping plate, are obliquely arranged.
Further, the rotating shaft is connected with a rotating handle after extending out of the upright post, and a power assembly can be configured for the rotating shaft to rotate and drive.
The utility model has the beneficial effects that:
1. according to the scheme, the outer diameter of each upper clamping component can be adjusted by rotating the bidirectional screw rod, so that the device can be matched with more types of pipe bodies, meanwhile, through the arrangement of the elastic sheets, the inserting and the extracting can be completed rapidly by matching with the supporting table, the stability is guaranteed after the assembly and the fixation, and the operation is convenient;
2. the support of the bottom of the clamped and fixed extraction tube is kept by the support table with the arc-shaped top surface, and the support table is matched with rotation, so that the bottom of the tube body is always kept supported when the elution efficiency and effect are required to be improved through rotation or swing, and the running reliability of the device is ensured;
3. through clearance and logical groove and the through-hole between the shell fragment, the pipeline connection of extracting tube bottom is conveniently carried out, even when carrying out the swing and carrying out the bottom and support all the time, also do not influence the pipeline.
Drawings
Fig. 1 shows a basic example structure diagram of a solid phase extraction tube fixing device according to an embodiment of the present application.
Fig. 2 shows a perspective view of the structure of the upper clip assembly according to the embodiment of the present application.
Fig. 3 shows a top view of the upper clip assembly structure of an embodiment of the present application.
Fig. 4 shows a power assembly block diagram of a spindle configuration of an embodiment of the present application.
FIG. 5 shows a preferred exemplary side view of a solid phase extraction tube securing apparatus according to an embodiment of the present application.
FIG. 6 shows a preferred example top view of a solid phase extraction tube securing apparatus according to an embodiment of the present application.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, but the described embodiments of the present utility model are some, but not all embodiments of the present utility model.
The embodiment of the application provides a solid phase extraction tube fixing device, which is shown in fig. 1 and comprises an upper frame plate 1, a stand column 4, a lower seat plate 6 and the like.
The upper frame plate 1 is provided with a plurality of circular through holes 11 in an array manner, and an upper clamping assembly is arranged in each circular through hole 11 and used for clamping the upper part of the extraction tube. Specifically, as shown in fig. 2-3, the upper clip assembly includes a pair of arc-shaped clamping plates 2 disposed in the circular through hole 11 at intervals, the upper frame plate 1 is provided with receiving slots 12 communicating with the circular through hole 11 and disposed at two sides of the circular through hole 11, two ends of the arc-shaped clamping plates 2 are provided with guide plates 21, the guide plates 21 are accommodated in the receiving slots 12, the guide plates 21 in the receiving slots 12 of one side of the pair of arc-shaped clamping plates 2 are arranged on a section with opposite screw threads of a bidirectional screw 22 in a penetrating manner, the bidirectional screw 22 is arranged through two side surfaces of the upper frame plate 1, and the guide plates 21 in the receiving slots 12 of the other side are arranged on a guide rod 23 in a penetrating manner. The two-way screw 22 is rotated to enable the pair of guide plates 21 to be close to each other or to be away from each other, so that the clamping aperture between the pair of arc clamping plates 2 is adjusted, and extraction pipes with different sizes can be conveniently adapted.
Specifically, in order to rapidly complete the clamping of the upper portion of the pipe body, in this example, the arc clamping plate 2 is hung with the elastic pieces 3, the elastic pieces 3 are arranged along the arc array of the arc clamping plate 2, the sections of the elastic pieces 3, which are positioned on the inner side of the arc clamping plate 2, are obliquely arranged, when the extraction pipe is inserted into the area between the elastic pieces 3, the lower portion of the elastic pieces 3 is pressed outwards, and the tension of the elastic pieces 3 keeps the extraction pipe stable in the upper clamping assembly. The operation is convenient for fast inserting and extracting the extraction tube.
The lower seat plate 6 is arranged below the upper seat plate 1, a plurality of through holes 61 corresponding to the positions below the circular through holes 11 are arranged on the upper seat plate in an array, a supporting table 7 with an arc-shaped top surface is erected on the through holes 61, the supporting table 7 is provided with a vertically through groove 71, and pipelines required by the test can be conveniently connected to the bottom of the extraction pipe through the through holes 61 and the through grooves 71. The bottom of the extraction tube, the upper part of which is clamped on the upper clamping assembly, can be supported and borne by the supporting table 7, so that the stability of clamping and fixing is improved.
The stand 4 is located on the both sides of going up frame plate 1, goes up frame plate 1 and connects in stand 4 through the pivot, and the axle center of pivot is coaxial with the arc centre of a circle of the supporting bench 7 top surface, through rotating the pivot, can realize the rotation to going up frame plate 1 to make the extraction pipe slope of centre gripping on it, when the slope, the supporting bench 7 of arc top surface can keep the support to the extraction pipe bottom, and the pipeline overall arrangement that the setting of through-hole 61, logical groove 71 did not influence extraction pipe bottom connection. Specifically, when the effect and efficiency of the elution process need to be improved, the extraction tube can be swung, and in this example, the extraction tube can be realized by utilizing the reciprocating rotation of the rotating shaft within a certain angle range.
In order to facilitate such a reciprocating rotation operation, as a basic example, as shown in fig. 1, a rotation handle 5 may be provided on a section of the rotation shaft extending out of the column 4, and an operator may perform the reciprocating rotation operation by rotating the rotation handle 5, thereby achieving the swing of the extraction tube which is clamped and fixed.
In order to control the operation frequency of the reciprocating swing to be more uniform and reduce the burden of operators, a power assembly can be configured for rotation, and automatic reciprocating rotation is realized. One implementation of a power assembly is shown in block diagram form in fig. 4, and a preferred exemplary version of the power assembly is shown in fig. 5 and 6. Specifically, the power component includes first awl tooth 81, second awl tooth 82, worm wheel 83, worm 84, reciprocating motor 85 etc. wherein, the pivot stretches out behind the stand 4 and connects first awl tooth 81, and first awl tooth 81 and second awl tooth 82 meshing, and worm wheel 83 of vertical arrangement is connected to second awl tooth 82, and worm wheel 83 rotates to locate on the extension board 41, and extension board 41 is connected in stand 4, and worm wheel 83 cooperates with worm 84, and worm 84 connects at reciprocating motor 85 output shaft, and reciprocating motor 85 is fixed in on the extension board 41.
When the power assembly is used for swinging the upper frame plate 1 and the extraction tube clamped on the upper frame plate, the power assembly and the reciprocating motor 85 are used for reciprocating forward and backward rotation, so that the output shaft of the power assembly drives the worm 84 to forward and backward rotate, and the worm gear 83 is matched with the power assembly to forward and backward rotate, so that the second conical teeth 82 drive the first conical teeth 81 to forward and backward rotate, and the reciprocating rotation of the rotating shaft is realized, so that the swing of the clamped extraction tube is realized, and in the swing, the arc-shaped top surface of the supporting table 7 keeps supporting the bottom of the extraction tube, so that the whole process is stable and reliable.
The foregoing description of the preferred embodiments of the utility model is merely exemplary and is not intended to be exhaustive or limiting of the utility model. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model.
Claims (5)
1. A solid phase extraction tube fixing device, comprising:
an upper frame plate (1) is provided with a plurality of circular through holes (11) in an array manner, and an upper clamping component is arranged in each circular through hole (11) and used for clamping the upper part of the extraction tube;
the lower seat board (6) is positioned below the upper frame board (1), a plurality of through holes (61) which are correspondingly positioned below the circular through holes (11) are arranged on the upper seat board in an array manner, supporting tables (7) with arc-shaped top surfaces are erected on the through holes (61), and the supporting tables (7) are provided with through grooves (71) which are vertically communicated;
the upright posts (4) are arranged on two sides of the upper frame plate (1), the upper frame plate (1) is connected to the upright posts (4) through rotating shafts, and the axes of the rotating shafts are coaxial with the arc-shaped circle centers of the top surfaces of the supporting tables (7).
2. The solid-phase extraction tube fixing device according to claim 1, wherein the upper clamp assembly comprises a pair of arc clamping plates (2) which are arranged in the circular through hole (11) at intervals, the upper clamping plate (1) is provided with containing grooves (12) which are communicated with the circular through hole (11) and are positioned at two sides of the circular through hole (11), two ends of the arc clamping plates (2) are provided with guide plates (21), the guide plates (21) are contained in the containing grooves (12), the guide plates (21) in the containing grooves (12) at one side of the arc clamping plates (2) are penetrated on sections with opposite screw threads of a bidirectional screw rod (22), the bidirectional screw rod (22) is penetrated through two side surfaces of the upper clamping plate (1), and the guide plates (21) in the containing grooves (12) at the other side are penetrated on a guide rod (23); the arc-shaped clamping plate (2) is hung with a plurality of elastic pieces (3), and the sections of the elastic pieces (3) positioned on the inner side of the arc-shaped clamping plate (2) are obliquely arranged.
3. The solid phase extraction tube fixing device according to claim 2, wherein the elastic sheet (3) is arranged in a plurality along the circular arc array of the arc clamping plate (2).
4. The solid phase extraction tube fixing device according to claim 1, wherein a rotating handle (5) is connected after the rotating shaft extends out of the upright post (4).
5. The solid phase extraction tube fixing device according to claim 1, wherein the rotating shaft is connected with a first conical tooth (81) after extending out of the upright post (4), the first conical tooth (81) is meshed with a second conical tooth (82), the second conical tooth (82) is connected with a worm wheel (83) which is vertically arranged, the worm wheel (83) is rotationally arranged on the support plate (41), the support plate (41) is connected to the upright post (4), the worm wheel (83) is matched with a worm (84), the worm (84) is connected to an output shaft of a reciprocating motor (85), and the reciprocating motor (85) is fixed on the support plate (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322045522.0U CN220531665U (en) | 2023-08-01 | 2023-08-01 | Solid phase extraction pipe fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322045522.0U CN220531665U (en) | 2023-08-01 | 2023-08-01 | Solid phase extraction pipe fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220531665U true CN220531665U (en) | 2024-02-27 |
Family
ID=89966217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322045522.0U Active CN220531665U (en) | 2023-08-01 | 2023-08-01 | Solid phase extraction pipe fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220531665U (en) |
-
2023
- 2023-08-01 CN CN202322045522.0U patent/CN220531665U/en active Active
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